The recording industry (with four major big players) and the radio industry (mostly two big players) are trying very hard to kill Internet radio by way of forcing a royalty system that is disproportionately burdensome for Internet broadcasters. Simply put, the current rules will but Internet broadcasters like Pandora out of a business they've barely had time to mature.
It's hard to say if it will have any impact, but your Congress critters need to know this is not a good situation. It makes two anti-competitive industries even worse. You can let them know the royalty system is bad pretty quickly by visiting this site and filling out your details. It takes less than a minute...
http://capwiz.com/saveinternetradio/issues/alert/?alertid=9631541